:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --secondary-color: #64748b;
    --secondary-hover: #475569;
    --text-color: #1e293b;
    --bg-color: #ffffff;
    --border-color: #e2e8f0;
    --section-bg: #f8fafc;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);

    --dark-bg: #0f172a;
    --dark-text: #f1f5f9;
    --dark-section-bg: #1e293b;
    --dark-border: #334155;
    --dark-code-bg: #334155;
    --dark-log-bg: #1e293b;
    --dark-input-bg: #334155;
    --dark-input-text: #f1f5f9;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    touch-action: manipulation; /* 提升移动端点击响应速度 */
}

button {
    padding: 0.375rem 0.75rem;
    border: 1px solid var(--primary-color);
    border-radius: 0.375rem;
    margin-bottom: 5px;
    white-space: nowrap;
    cursor: pointer;
    font-size: 0.9rem;
}

button:disabled {
    opacity: 0.65;
}

button.primary {
    color: #fff;
    background-color: var(--primary-color);
}

button.primary:hover {
    color: #fff;
    border-color: var(--primary-hover);
    background-color: var(--primary-hover);
}

button.secondary {
    color: #fff;
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
}

button.secondary:hover {
    color: #fff;
    border-color: var(--secondary-hover);
    background-color: var(--secondary-hover);
}

h1 {
    font-size: 2rem;
    font-weight: 600;
    text-align: center;
    margin: 2rem 0;
    color: var(--text-color);
}

h2 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0 0 1rem 0;
    color: var(--text-color);
}

.section {
    background-color: var(--section-bg);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

code {
    padding: .2em .4em;
    margin: 0;
    font-size: 85%;
    background: #ccc;
    border-radius: 3px;
}

input[type=text],
input[type=number],
select {
    font-size: 0.9375rem;
    font-weight: 400;
    line-height: 1.5;
    color: var(--text-color);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 0.5rem 0.75rem;
    max-width: 100%;
    background-color: var(--bg-color);
    transition: border-color 0.2s, box-shadow 0.2s;
}

input[type=file] {
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: #212529;
    max-width: 100%;
}

input::file-selector-button {
    font-size: 0.9rem;
    font-weight: 400;
    line-height: 1.5;
    border: 1px solid var(--primary-color);
    border-radius: 0.375rem;
    cursor: pointer;
}

select {
    padding: .3rem 2.25rem .3rem .75rem;
}

input:focus,
select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    outline: 0;
}

input[type=text]:disabled,
input[type=number]:disabled,
select:disabled {
    opacity: 0.65;
    cursor: not-allowed;
    background-color: #e9ecef;
    color: #6c757d;
}

label {
    margin-right: 4px;
    white-space: nowrap;
}

.main {
    width: 100%;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 1.5rem;
    background: var(--bg-color);
    font-size: 0.9375rem;
    font-weight: 400;
    line-height: 1.6;
}

.footer {
    display: flex;
    gap: 10px;
    font-size: 0.8rem;
    color: #666;
    flex-wrap: wrap;
    margin: 1rem 0;
}

.page-header {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    justify-content: space-between;
    margin: 2rem 0 1.25rem 0;
}

.page-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.page-subtitle {
    font-size: 0.95rem;
    color: #64748b;
    margin-top: -0.5rem;
}

.dfu-page {
    max-width: 880px;
}

.footer .links {
    display: flex;
    align-items: center;
}

.footer .links a {
    color: #666;
    text-decoration: none;
    position: relative;
    padding: 0 8px;
}

.footer .links a:first-child {
    padding-left: 0;
}

.footer .links a:not(:last-child)::after {
    content: "•";
    position: absolute;
    right: -4px;
    color: #999;
}

.footer a:hover {
    color: #0d6efd;
    text-decoration: underline;
}

.flex-container {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 8px;
}

.flex-group {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.flex-group.right {
    margin-left: auto;
}

.debug {
    display: none !important;
}

.log-container {
    width: 100%;
    min-height: 100px;
    max-height: 300px;
    margin: 0;
    padding: 0.75rem;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    overflow-y: auto;
    overflow-x: hidden;
    font-family: ui-monospace, SFMono-Regular, SF Mono, Menlo, Consolas, Liberation Mono, monospace;
    font-size: 0.875rem;
    word-break: break-word;
}

.log-container .log-line {
    padding: 2px 0;
    border-left: 3px solid transparent;
    padding-left: 0.5rem;
}

.log-container .time,
.log-container .action {
    display: inline-block;
    white-space: nowrap;
}

.log-container .time {
    color: #333;
    margin-right: 0.5em;
}

.log-container .action {
    color: #666;
    margin-right: 0.5em;
}

.log-container .log-info {
    color: inherit;
}

.log-container .log-warn {
    background: rgba(245, 158, 11, 0.08);
    border-left-color: #f59e0b;
    color: #8a5a00;
}

.log-container .log-success {
    background: rgba(22, 163, 74, 0.08);
    border-left-color: #16a34a;
    color: #166534;
}

.log-container .log-error {
    background: rgba(220, 38, 38, 0.08);
    border-left-color: #dc2626;
    color: #991b1b;
}

.log-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 0 0 0.75rem;
}

.log-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
    border: 1px solid var(--border-color);
    font-size: 0.8rem;
}

.log-chip::before {
    content: '';
    width: 0.55rem;
    height: 0.55rem;
    border-radius: 50%;
    background: currentColor;
    opacity: 0.9;
}

.log-chip-info {
    color: #475569;
}

.log-chip-warn {
    color: #b45309;
}

.log-chip-success {
    color: #15803d;
}

.log-chip-error {
    color: #b91c1c;
}

.canvas-container canvas {
    border: black solid 1px;
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
}

.canvas-container.crop-mode canvas {
    border: 2px dashed var(--primary-color);
    cursor: grab;
}

.status-bar {
    display: none;
    font-size: 85%;
    color: #666;
    margin-bottom: 10px;
    padding-bottom: 10px;
    border-bottom: 1px dotted #AAA;
}

.device-info {
    font-size: 0.9rem;
    color: #475569;
    margin-top: 0.75rem;
}

.device-badge {
    display: inline-block;
    padding: 0.18rem 0.55rem;
    border-radius: 999px;
    border: 1px solid var(--border-color);
    background: #f8fafc;
}

.device-badge.low {
    color: #b91c1c;
    border-color: #fecaca;
    background: #fef2f2;
}

.device-warning {
    margin-left: 0.5rem;
    color: #b91c1c;
    font-weight: 600;
}

.orientation-hint {
    font-size: 85%;
    color: #666;
    margin-bottom: 10px;
}

#orientationBadge {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 999px;
    border: 1px solid var(--border-color);
    background: #f8fafc;
}

.toast-message {
    position: fixed;
    left: 50%;
    bottom: 24px;
    transform: translateX(-50%);
    z-index: 3000;
    max-width: min(92vw, 520px);
    padding: 0.55rem 0.9rem;
    border-radius: 8px;
    background: rgba(15, 23, 42, 0.92);
    color: #f8fafc;
    font-size: 0.9rem;
    box-shadow: var(--shadow);
    text-align: center;
}

.dfu-hint {
    font-size: 0.85rem;
    color: #64748b;
    margin: 0.25rem 0 0.5rem 0;
}

.dfu-status {
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.dfu-status.error {
    color: #dc2626;
}

.dfu-precheck {
    font-size: 0.84rem;
    color: #334155;
    margin-bottom: 0.5rem;
}

.dfu-precheck.warn {
    color: #b45309;
}

.dfu-retry-info {
    font-size: 0.85rem;
    color: #475569;
    margin-bottom: 0.5rem;
}

.dfu-retry-info.error {
    color: #dc2626;
}

#dfuManualPickButton.manual-pick-attention {
    animation: dfuManualPickPulse 0.85s ease-in-out 3;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.24);
}

@keyframes dfuManualPickPulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.04); }
    100% { transform: scale(1); }
}

.dfu-progress-wrap {
    position: relative;
    width: 100%;
    height: 24px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    overflow: hidden;
    background: var(--bg-color);
}

.dfu-progress-bar {
    width: 0%;
    height: 100%;
    background: var(--primary-color);
    transition: width 0.15s linear;
}

.dfu-progress-text {
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
    color: #111827;
}

canvas.text-placement-mode {
    border: 2px dashed var(--primary-color) !important;
    cursor: text !important;
}

.canvas-title {
    display: none;
    text-align: center;
    margin-bottom: 5px;
    color: var(--primary-color);
}

.canvas-tools {
    margin-top: 10px;
    justify-content: center;
}

.brush-tools,
.text-tools,
.todo-tools,
.schedule-tools,
.crop-tools {
    display: none;
}

.canvas-container.brush-mode .brush-tools,
.canvas-container.text-mode .brush-tools,
.canvas-container.eraser-mode .brush-tools,
.canvas-container.text-mode .text-tools,
.canvas-container.todo-mode .todo-tools,
.canvas-container.schedule-mode .schedule-tools,
.canvas-container.crop-mode .crop-tools {
    display: flex;
}

.canvas-container.crop-mode .tool-buttons,
.canvas-container.crop-mode .brush-tools,
.canvas-container.crop-mode .text-tools,
.canvas-container.crop-mode .todo-tools,
.canvas-container.crop-mode .schedule-tools {
    display: none;
}

.tool-button {
    width: 36px;
    height: 36px;
    font-size: 1.2rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-right: 5px;
    background-color: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 4px;
    padding: 0;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tool-button:hover {
    background-color: #e9ecef;
    border-color: #ced4da;
}

.tool-button.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.tool-button.hide {
    display: none;
}

.device-modal {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.45);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.device-modal-content {
    width: 100%;
    max-width: 520px;
    background: var(--bg-color);
    color: var(--text-color);
    border-radius: 10px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    padding: 1rem;
}

.device-modal-header h3 {
    margin: 0 0 0.5rem 0;
}

.device-modal-hint {
    color: #64748b;
    margin-bottom: 0.75rem;
}

.device-modal-list {
    max-height: 300px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--section-bg);
    margin-bottom: 0.75rem;
    padding: 0.5rem;
}

.device-modal-item {
    width: 100%;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--bg-color);
    color: var(--text-color);
    padding: 0.6rem 0.7rem;
    margin-bottom: 0.5rem;
    text-align: left;
}

.device-modal-item:last-child {
    margin-bottom: 0;
}

.device-modal-item:hover {
    border-color: var(--primary-color);
    background: #eff6ff;
}

.device-modal-item .name {
    font-weight: 600;
    margin-right: 0.5rem;
}

.device-modal-item .recommended {
    display: inline-block;
    margin-right: 0.5rem;
    padding: 0.05rem 0.35rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    color: #ffffff;
    background: #16a34a;
}

.device-modal-item .rssi {
    color: #64748b;
    font-size: 0.85rem;
}

.device-modal-empty {
    color: #64748b;
    padding: 0.75rem;
    text-align: center;
}

.device-modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
}

@media (max-width: 768px) {
    .page-header {
        flex-direction: column;
        margin-top: 1.5rem;
    }

    .flex-container {
        flex-direction: column;
    }

    .flex-container.options .flex-group label {
        min-width: 80px;
    }

    .flex-group.right {
        margin-left: 0;
    }

    .canvas-tools.flex-container {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }

    .canvas-tools .flex-group {
        justify-content: center;
        width: 100%;
    }

    .log-container {
        height: 150px;
        margin-top: 10px;
    }

    fieldset {
        padding: 8px;
    }

    button {
        width: auto;
    }

    input[type=text],
    input[type=number],
    select {
        max-width: 100%;
        margin-bottom: 5px;
    }
}

body.dark-mode .debug {
    display: flex !important;
}

body.dark-mode,
body.dark-mode .main {
    background-color: var(--dark-bg);
    color: var(--dark-text);
}

body.dark-mode .section {
    background-color: var(--dark-section-bg);
    border-color: var(--dark-border);
}

body.dark-mode h1,
body.dark-mode h2 {
    color: var(--dark-text);
}

body.dark-mode code {
    background: var(--dark-code-bg);
    color: #ff9800;
}

body.dark-mode input[type=text],
body.dark-mode input[type=number],
body.dark-mode select {
    background-color: var(--dark-input-bg);
    color: var(--dark-input-text);
    border-color: var(--dark-border);
}

body.dark-mode input[type=text]:disabled,
body.dark-mode input[type=number]:disabled,
body.dark-mode select:disabled {
    background-color: #1a1a1a;
    color: #666;
    border-color: #2a2a2a;
}

body.dark-mode input[type=file] {
    color: var(--dark-input-text);
    background-color: transparent;
    border-color: var(--dark-border);
}

body.dark-mode input[type=file]::file-selector-button {
    background-color: var(--dark-fieldset-bg);
    color: var(--dark-input-text);
    border-color: var(--dark-border);
}

body.dark-mode input[type=file]::file-selector-button:hover {
    background-color: #333;
    border-color: #444;
}

body.dark-mode .log-container {
    background: var(--dark-log-bg);
    border: 1px solid var(--dark-border);
}

body.dark-mode .log-container .time {
    color: #8bc34a;
}

body.dark-mode .log-container .action {
    color: #03a9f4;
}

body.dark-mode .log-container .log-warn {
    background: rgba(245, 158, 11, 0.15);
    color: #fcd34d;
}

body.dark-mode .log-container .log-success {
    background: rgba(34, 197, 94, 0.16);
    color: #86efac;
}

body.dark-mode .log-container .log-error {
    background: rgba(239, 68, 68, 0.16);
    color: #fca5a5;
}

body.dark-mode .log-chip {
    border-color: var(--dark-border);
    background: rgba(255, 255, 255, 0.02);
}

body.dark-mode .log-chip-info {
    color: #cbd5e1;
}

body.dark-mode .log-chip-warn {
    color: #fcd34d;
}

body.dark-mode .log-chip-success {
    color: #86efac;
}

body.dark-mode .log-chip-error {
    color: #fca5a5;
}

body.dark-mode #orientationBadge {
    background: var(--dark-input-bg);
    border-color: var(--dark-border);
    color: var(--dark-text);
}


body.dark-mode .footer .links a:not(:last-child)::after {
    color: #666;
}

body.dark-mode .footer {
    color: #999;
}

body.dark-mode .footer a {
    color: #999;
}

body.dark-mode .footer a:hover {
    color: #64b5f6;
}

body.dark-mode .tool-button {
    background-color: var(--dark-input-bg);
    border-color: var(--dark-border);
    color: var(--dark-text);
}

body.dark-mode .tool-button:hover {
    background-color: #3a3a3a;
    border-color: #444;
}

body.dark-mode .tool-button.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-hover);
}

body.dark-mode .device-modal-content {
    background: var(--dark-section-bg);
    color: var(--dark-text);
    border-color: var(--dark-border);
}

body.dark-mode .device-modal-list {
    background: var(--dark-bg);
    border-color: var(--dark-border);
}

body.dark-mode .device-modal-item {
    background: var(--dark-input-bg);
    color: var(--dark-text);
    border-color: var(--dark-border);
}

body.dark-mode .device-modal-item:hover {
    background: #243447;
    border-color: var(--primary-color);
}

body.dark-mode .device-modal-item .recommended {
    background: #22c55e;
    color: #0f172a;
}

body.dark-mode .dfu-hint {
    color: #94a3b8;
}

body.dark-mode .dfu-retry-info {
    color: #cbd5e1;
}

body.dark-mode .dfu-retry-info.error {
    color: #f87171;
}

body.dark-mode .dfu-precheck {
    color: #cbd5e1;
}

body.dark-mode .dfu-precheck.warn {
    color: #fbbf24;
}

body.dark-mode #dfuManualPickButton.manual-pick-attention {
    box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.35);
}

body.dark-mode .dfu-progress-wrap {
    border-color: var(--dark-border);
    background: var(--dark-input-bg);
}

body.dark-mode .dfu-progress-text {
    color: var(--dark-text);
}

body.dark-mode .page-subtitle {
    color: #cbd5e1;
}

/* 管理控件留在网页；墨水屏只接收下面的预览 Canvas。 */
#calendarTodoPreview { display: block; width: min(100%, 800px); height: auto; background: #fff; border: 1px solid #777; }
.calendar-todo-toolbar, .calendar-todo-form { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin: 12px 0; }
.calendar-todo-form label { display: flex; align-items: center; gap: 5px; }
.calendar-todo-form input[type="text"] { width: min(300px, 80vw); }
.calendar-todo-list { max-width: 800px; }
.calendar-todo-item { display: flex; align-items: center; gap: 8px; border-bottom: 1px solid #ddd; padding: 7px 0; }
.calendar-todo-item .calendar-todo-text { flex: 1; min-width: 0; overflow-wrap: anywhere; }
.calendar-todo-item.completed .calendar-todo-text { text-decoration: line-through; opacity: .65; }
.calendar-todo-item.important .calendar-todo-text { color: #b00000; }
.calendar-todo-import { display: inline-flex; align-items: center; gap: 6px; }
.calendar-todo-import input { max-width: 190px; }
#calendarTodoStatus { min-height: 1.3em; }
.region-assets { display: grid; gap: 18px; margin: 18px 0; }
.region-assets h3 { margin: 0 0 8px; }
.region-assets button { margin-bottom: 8px; }
.region-assets canvas { display: block; max-width: 100%; height: auto; border: 1px solid #777; background: #fff; }
.region-progress { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin: 10px 0; }
.region-progress progress { width: min(340px, 80vw); height: 14px; }
#weatherStatus, #weatherLastSync { min-height: 1.25em; margin: 5px 0; }
.weather-manual { margin-top: 12px; }
.weather-manual fieldset { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; border: 1px solid #aaa; padding: 8px; }
.weather-manual fieldset input { width: 74px; }
.weather-manual summary { cursor: pointer; }
.calendar-todo-form #calendarTodoFontSize { width: 64px; }
/* 待办管理区：网页编辑样式，不参与墨水屏 Canvas 绘制。 */
.todo-manager { max-width:800px; margin:30px 0 16px; --todo-muted:#64748b; --todo-border:#dce3ec; --todo-surface:#fdfdfe; }
.todo-manager-heading,.todo-list-heading { display:flex; align-items:center; justify-content:space-between; gap:16px; }
.todo-manager-heading h3 { margin:0; font-size:20px; }
.todo-muted { color:var(--todo-muted); font-size:12px; font-weight:400; }
.todo-editor { margin:18px 0 24px; padding:22px; background:var(--todo-surface); border:1px solid var(--todo-border); border-radius:12px; }
.todo-editor.is-editing { border-color:#7197e9; }
.todo-editor-heading { display:flex; align-items:center; gap:14px; margin-bottom:20px; }
.todo-editor label { display:block; font-size:13px; font-weight:600; }
.todo-editor input,.todo-editor select { display:block; box-sizing:border-box; width:100%; height:42px; margin-top:8px; padding:9px 12px; font:inherit; font-weight:400; border:1px solid var(--todo-border); border-radius:7px; background:var(--todo-surface); color:inherit; }
.todo-editor #calendarTodoTitle { width:100%; font-size:15px; }
.todo-editor-fields { display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1fr); gap:18px; margin-top:18px; }
.todo-editor-actions { display:flex; gap:10px; margin-top:22px; }
.todo-manager button { margin:0; min-height:36px; border-radius:7px; }
.todo-editor-actions button { padding:9px 18px; }
.todo-manager [hidden] { display:none!important; }
.todo-list-heading { margin-bottom:8px; }
.todo-display-setting { display:flex; align-items:center; gap:6px; color:var(--todo-muted); font-size:12px; }
.todo-display-setting input { width:62px; box-sizing:border-box; margin:0; padding:6px 8px; border:1px solid var(--todo-border); border-radius:6px; background:var(--todo-surface); color:inherit; }
.todo-manager .calendar-todo-item { gap:14px; padding:16px 10px; border-bottom:1px solid var(--todo-border); }
.todo-manager .calendar-todo-item.is-editing { background:#edf3ff; border-radius:8px; }
.todo-manager .calendar-todo-item input[type=checkbox] { width:17px; height:17px; margin:0; flex-shrink:0; accent-color:#2563eb; cursor:pointer; }
.todo-manager .calendar-todo-item .calendar-todo-text { color:inherit; text-decoration:none; opacity:1; }
.todo-item-title { display:block; font-size:15px; line-height:1.5; font-weight:500; }
.todo-item-meta { display:flex; gap:10px; flex-wrap:wrap; align-items:center; margin-top:5px; font-size:12px; color:var(--todo-muted); }
.todo-priority { color:#a33229; background:#fcece9; padding:1px 7px; border-radius:4px; }
.todo-manager .completed .todo-item-title { color:var(--todo-muted); text-decoration:line-through; }
.todo-item-actions { display:flex; gap:5px; flex-shrink:0; }
.todo-item-actions button.secondary,.todo-editor-actions button.secondary { background:transparent; color:#42618b; border:1px solid var(--todo-border); box-shadow:none; }
.todo-item-actions button.secondary { padding:6px 10px; }
.todo-item-actions button.todo-delete { border-color:transparent; color:var(--todo-muted); }
.todo-item-actions button:hover { background:#e9eff8; }
.todo-item-actions button.todo-delete:hover { color:#a33229; background:#fcece9; }
.todo-manager :is(input,select,button):focus-visible { outline:2px solid #2563eb; outline-offset:3px; }
.todo-empty { padding:28px 12px; text-align:center; color:var(--todo-muted); font-size:14px; }
body.dark-mode .todo-manager { --todo-muted:#a5b5cb; --todo-border:#43516a; --todo-surface:#202c3e; }
body.dark-mode .todo-manager .calendar-todo-item.is-editing { background:#283e60; }
body.dark-mode .todo-item-actions button.secondary,body.dark-mode .todo-editor-actions button.secondary { color:#c0d2ed; }
@media(max-width:560px) {
 .todo-editor { padding:16px; }
 .todo-editor-heading { flex-wrap:wrap; gap:5px; }
 .todo-editor-fields { grid-template-columns:1fr; gap:14px; }
 .todo-manager-heading { align-items:baseline; }
 .todo-manager .calendar-todo-item { display:grid; grid-template-columns:18px minmax(0,1fr); gap:10px; }
 .todo-item-actions { grid-column:2; justify-content:flex-end; }
}
.todo-priority-stars { width:54px; flex-shrink:0; text-align:right; color:inherit; font-size:17px; letter-spacing:1px; }
@media(max-width:560px) {
 .todo-manager .calendar-todo-item { grid-template-columns:18px minmax(0,1fr) 54px; }
 .todo-priority-stars { grid-column:3; grid-row:1; }
 .todo-item-actions { grid-column:2 / 4; }
}